Through multiple articles written over the years, in this book, the author discussed the history of gun ownership in the US, the political battles over the gun right, the society and human reactions to gun violence and gun right, and the Second Amendment and other legal battles and cases regarding gun rights, self-defense, and police duty, etc. The main goal of this book is to educate the Chinese community in the US about the history, politics and law regarding US gun ownership, so that the people in the Chinese community can make the right choice.